1、25 77 32 34 34 3251 73 63 54 72 0631 61 43 62 72 64 72 74 51 52 74 5171 64 60 33 15 75 16 51 43 73 32 2577 32 34 24 42 2375 33 42 74 12 53 06 77 24 65 43 5116 33 51 73 63 5472 07 34 61 43 6272 64 72 74 15 52( )分( )秒( )分( )秒( )分( )秒( )分( )秒( )分( )秒( )分( )秒( )题对 ( )题对 ( )题对 ( )题对 ( )题对 ( )题对64 61 54 4
2、2 25 75 33 62 74 5+2 53 0+7 77 24 65 43 51 1674 60 33 15 75 2465 24 51 16 74 6033 15 75 16 41 41 63 34 25 77 32 3424 34 51 73 63 54 62 06 31 61 43 62( )+5=6 ( )+4=7 ( )-3=3 ( )-5=2 7-( )=2 3+( )=7 6-( )=1 ( )-4=3 ( )+2=5 0+( )=4 ( )-0=6 7-( )=2 4+( )=6 7-( )=6 ( )-3=0 ( )+7=7 5-( )=2 ( )-5=1 ( )+6=7
3、 1+( )=6 7-( )=7 6+( )=6 ( )+2=7 ( )-3=4 3+( )=7 ( )-3=0 6-( )=2 3-( )=2 6-( )=4 ( )-1=6 7+( )=7 ( )+3=7 5+( )=6 ( )+5=7 7-( )=3 ( )-2=47-( )=5 ( )+3=3 4+( )=6 ( )-6=1 ( )-3=4 6-( )=2 7-( )=5 ( )-3=2 5+( )=7 ( )+2=7 ( )-6=1 ( )+1=7 4+( )=4 ( )-0=6 6-( )=1 ( )+4=6 6-( )=4 ( )+4=7( )分( )秒( )分( )秒( )分( )秒( )分( )秒( )分( )秒( )分( )秒( )题对 ( )题对 ( )题对 ( )题对 ( )题对 ( )题对